Cargo Security - Subtraction

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Cargo Security - Subtraction Math Game

Content Skill: Subtraction Common Core State Standards: CCSS.Math.Content.2.OA.B.2 - Fluently subtract within 20 using mental strategies. By end of Grade 2, know from memory all sums of two one-digit numbers.

Description

Help security officer Hubert finish his shift by getting the correct crates inspected and loaded onto the barge. He will scan them to make sure they are safe for travel.

Instructions

Step 1This is the Cargo Security company! Click "PLAY" to begin.

Step 2Choose the fact family or families you would like to practice by clicking on the numbers and then hitting "done."

Step 3Solve the subtraction problem by dragging the crate with the correct answer to Officer Hubert.

Step 4If it's the right answer, Officer Hubert will scan the crate and a crane will take it away! If it's the wrong crate, he will send it back.

Step 5Load twenty of the right crates for the ship to be ready to go! Click "Play Again" to help out Officer Hubert again.